./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/array-tiling/rewnifrev2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version da95e156 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-tiling/rewnifrev2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fbc79bf8f0843710eda6d499779c918b64e94211 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/array-tiling/rewnifrev2.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fbc79bf8f0843710eda6d499779c918b64e94211 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-da95e15 [2019-11-27 09:16:47,420 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:16:47,423 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:16:47,450 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:16:47,452 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:16:47,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:16:47,473 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:16:47,488 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:16:47,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:16:47,496 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:16:47,501 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:16:47,505 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:16:47,507 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:16:47,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:16:47,518 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:16:47,522 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:16:47,524 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:16:47,528 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:16:47,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:16:47,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:16:47,551 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:16:47,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:16:47,562 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:16:47,564 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:16:47,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:16:47,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:16:47,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:16:47,577 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:16:47,578 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:16:47,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:16:47,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:16:47,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:16:47,585 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:16:47,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:16:47,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:16:47,592 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:16:47,595 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:16:47,595 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:16:47,596 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:16:47,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:16:47,601 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:16:47,603 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 09:16:47,641 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:16:47,646 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:16:47,649 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:16:47,650 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:16:47,650 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:16:47,650 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:16:47,652 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:16:47,652 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 09:16:47,652 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:16:47,653 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:16:47,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:16:47,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:16:47,657 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:16:47,657 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:16:47,658 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:16:47,658 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:16:47,660 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:16:47,660 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:16:47,660 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:16:47,661 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:16:47,661 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:16:47,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:16:47,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:16:47,664 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:16:47,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:16:47,667 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 09:16:47,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 09:16:47,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:16:47,668 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbc79bf8f0843710eda6d499779c918b64e94211 [2019-11-27 09:16:48,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:16:48,299 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:16:48,306 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:16:48,309 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:16:48,312 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:16:48,313 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/rewnifrev2.c [2019-11-27 09:16:48,474 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ab95bb6a/df0369e4593a4fe5ae5419c88192e0d9/FLAGbdf8dc73a [2019-11-27 09:16:49,589 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:16:49,595 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/rewnifrev2.c [2019-11-27 09:16:49,612 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ab95bb6a/df0369e4593a4fe5ae5419c88192e0d9/FLAGbdf8dc73a [2019-11-27 09:16:49,654 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9ab95bb6a/df0369e4593a4fe5ae5419c88192e0d9 [2019-11-27 09:16:49,662 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:16:49,668 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:16:49,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:49,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:16:49,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:16:49,682 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:49" (1/1) ... [2019-11-27 09:16:49,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18d4f145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:49, skipping insertion in model container [2019-11-27 09:16:49,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:49" (1/1) ... [2019-11-27 09:16:49,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:16:49,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:16:50,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:50,285 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:16:50,342 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:50,385 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:16:50,389 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50 WrapperNode [2019-11-27 09:16:50,391 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:50,394 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:50,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:16:50,395 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:16:50,417 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,619 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,674 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:50,677 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:16:50,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:16:50,678 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:16:50,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,704 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,720 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,735 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,750 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:50" (1/1) ... [2019-11-27 09:16:50,763 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:16:50,776 INFO L168 Benchmark]: Toolchain (without parser) took 1100.77 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 967.4 MB in the beginning and 989.8 MB in the end (delta: -22.3 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:50,778 INFO L168 Benchmark]: CDTParser took 1.50 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:50,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 721.32 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:50,786 INFO L168 Benchmark]: Boogie Procedure Inliner took 283.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 996.9 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:50,789 INFO L168 Benchmark]: Boogie Preprocessor took 88.19 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 989.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:50,803 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.50 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 721.32 ms. Allocated memory is still 1.0 GB. Free memory was 967.4 MB in the beginning and 955.8 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 283.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 955.8 MB in the beginning and 996.9 MB in the end (delta: -41.1 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 88.19 ms. Allocated memory is still 1.0 GB. Free memory was 996.9 MB in the beginning and 989.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 7.2 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-da95e15 [2019-11-27 09:16:54,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 09:16:54,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 09:16:54,759 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 09:16:54,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 09:16:54,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 09:16:54,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 09:16:54,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 09:16:54,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 09:16:54,795 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 09:16:54,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 09:16:54,804 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 09:16:54,807 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 09:16:54,811 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 09:16:54,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 09:16:54,819 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 09:16:54,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 09:16:54,826 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 09:16:54,831 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 09:16:54,839 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 09:16:54,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 09:16:54,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 09:16:54,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 09:16:54,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 09:16:54,869 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 09:16:54,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 09:16:54,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 09:16:54,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 09:16:54,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 09:16:54,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 09:16:54,879 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 09:16:54,880 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 09:16:54,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 09:16:54,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 09:16:54,887 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 09:16:54,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 09:16:54,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 09:16:54,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 09:16:54,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 09:16:54,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 09:16:54,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 09:16:54,900 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-27 09:16:54,938 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 09:16:54,938 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 09:16:54,946 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 09:16:54,950 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 09:16:54,950 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 09:16:54,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 09:16:54,951 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 09:16:54,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 09:16:54,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 09:16:54,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 09:16:54,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 09:16:54,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 09:16:54,955 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-27 09:16:54,956 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-27 09:16:54,958 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 09:16:54,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 09:16:54,958 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 09:16:54,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 09:16:54,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 09:16:54,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 09:16:54,961 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 09:16:54,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 09:16:54,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 09:16:54,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 09:16:54,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 09:16:54,964 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 09:16:54,964 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-27 09:16:54,965 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-27 09:16:54,965 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 09:16:54,965 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-27 09:16:54,967 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbc79bf8f0843710eda6d499779c918b64e94211 [2019-11-27 09:16:55,556 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 09:16:55,591 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 09:16:55,599 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 09:16:55,601 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 09:16:55,604 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 09:16:55,606 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/array-tiling/rewnifrev2.c [2019-11-27 09:16:55,769 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dda858a1/dcace71de8d644d6907193638d16732c/FLAGad0529f82 [2019-11-27 09:16:56,823 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 09:16:56,825 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/array-tiling/rewnifrev2.c [2019-11-27 09:16:56,838 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dda858a1/dcace71de8d644d6907193638d16732c/FLAGad0529f82 [2019-11-27 09:16:56,879 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5dda858a1/dcace71de8d644d6907193638d16732c [2019-11-27 09:16:56,889 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 09:16:56,893 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-27 09:16:56,898 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:56,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 09:16:56,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 09:16:56,910 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:56" (1/1) ... [2019-11-27 09:16:56,918 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197a930a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:56, skipping insertion in model container [2019-11-27 09:16:56,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 09:16:56" (1/1) ... [2019-11-27 09:16:56,940 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 09:16:56,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 09:16:57,486 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:57,525 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 09:16:57,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 09:16:57,627 INFO L208 MainTranslator]: Completed translation [2019-11-27 09:16:57,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57 WrapperNode [2019-11-27 09:16:57,630 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 09:16:57,631 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:57,633 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 09:16:57,633 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 09:16:57,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,779 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,831 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 09:16:57,831 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 09:16:57,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 09:16:57,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 09:16:57,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,843 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,865 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,865 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,888 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,900 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 09:16:57" (1/1) ... [2019-11-27 09:16:57,908 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 09:16:57,914 INFO L168 Benchmark]: Toolchain (without parser) took 1020.11 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 991.2 MB in the end (delta: -29.5 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:57,917 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-27 09:16:57,927 INFO L168 Benchmark]: CACSL2BoogieTranslator took 732.07 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:57,929 INFO L168 Benchmark]: Boogie Procedure Inliner took 200.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:57,931 INFO L168 Benchmark]: Boogie Preprocessor took 78.17 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-27 09:16:57,948 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 732.07 ms. Allocated memory is still 1.0 GB. Free memory was 961.7 MB in the beginning and 950.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 200.30 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 950.2 MB in the beginning and 997.0 MB in the end (delta: -46.7 MB). Peak memory consumption was 9.2 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 78.17 ms. Allocated memory is still 1.0 GB. Free memory was 997.0 MB in the beginning and 991.2 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...